videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including [3DCG x MMD] Yuki.... Camera motion.... 3DCG music... ah... fun. O3O, Hare Hare Yukai by Itsuko, Fanndubbed.